CH533572A - Procedimento per la produzione di solfato codico - Google Patents

Procedimento per la produzione di solfato codico

Info

Publication number
CH533572A
CH533572A CH1767070A CH1767070A CH533572A CH 533572 A CH533572 A CH 533572A CH 1767070 A CH1767070 A CH 1767070A CH 1767070 A CH1767070 A CH 1767070A CH 533572 A CH533572 A CH 533572A
Authority
CH
Switzerland
Prior art keywords
divider
frequency
oscillator
pulses
control
Prior art date
Application number
CH1767070A
Other languages
English (en)
French (fr)
Inventor
Cozza Giorgio
Bottai Gabriele
Barilli Filippo
Original Assignee
Sir Soc Italiana Resine Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sir Soc Italiana Resine Spa filed Critical Sir Soc Italiana Resine Spa
Publication of CH533572A publication Critical patent/CH533572A/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/07—Preparation from the hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron
    • Y10S423/02—Sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electric Clocks (AREA)
CH1767070A 1969-12-23 1970-11-30 Procedimento per la produzione di solfato codico CH533572A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2620369 1969-12-23

Publications (1)

Publication Number Publication Date
CH533572A true CH533572A (it) 1973-02-15

Family

ID=11218922

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1767070A CH533572A (it) 1969-12-23 1970-11-30 Procedimento per la produzione di solfato codico

Country Status (7)

Country Link
US (1) US3706531A (it)
CH (1) CH533572A (it)
DE (1) DE2063191A1 (it)
FR (1) FR2074056A5 (it)
GB (1) GB1292530A (it)
NL (1) NL7018037A (it)
YU (1) YU33763B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987156A (en) * 1969-11-13 1976-10-19 Agency Of Industrial Science & Technology Method for manufacture of micaceous α-iron oxide
US4173624A (en) * 1976-03-25 1979-11-06 Bayer Aktiengesellschaft Recovery of sodium sulphate in production of iron oxide black pigments
HU172752B (hu) * 1976-10-29 1978-12-28 Magyar Aluminium Sposob selektivnogo izvlechenija natrija iz krasnogo shlama glinozjomnykh fabrik
DE2808674A1 (de) * 1978-03-01 1979-09-06 Bayer Ag Verfahren zur herstellung von eisenoxidpigmenten und natriumsulfat
FR3054542B1 (fr) * 2016-07-27 2018-09-07 Ocp Sa Procede de fabrication de sulfate de sodium a partir de phosphogypse

Also Published As

Publication number Publication date
YU33763B (en) 1978-05-15
GB1292530A (en) 1972-10-11
YU311870A (en) 1977-10-31
FR2074056A5 (it) 1971-10-01
NL7018037A (it) 1971-06-25
US3706531A (en) 1972-12-19
DE2063191A1 (de) 1971-07-01

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Legal Events

Date Code Title Description
PL Patent ceased